Table 1 Demographic and clinical characteristics of respondent patients
|  | Overall (n = 847) | Monotherapy (n = 412) | Polypharmacy (n = 435) | χ2/t | p |
|---|---|---|---|---|---|
Sex, n(%)a | |||||
 Male | 432 (51.00) | 234 | 198 | 9.97 | 0.002 |
 Female | 409 (48.29) | 177 | 232 |  |  |
 Age, mean (SD), y | 34.62(11.79) | 35.38(12.52) | 33.92(11.02) | 1.78 | 0.075* |
Schizophrenia in older persons, n(%) b | |||||
 Yes | 51 (6.02%) | 34 | 17 | 7.23 | 0.007 |
 No | 796(93.98%) | 368 | 411 |  |  |
Educational level, n(%) c | |||||
  ≤ High school | 600 (70.84) | 288 | 312 | 0.40 | 0.526 |
  ≥ College | 242(28.57) | 122 | 120 |  |  |
Marital status, n(%)d | |||||
 Married | 309(36.48) | 142 | 167 | 1.64 | 0.65 |
 Single | 444(52.42) | 225 | 219 |  |  |
 Divorced | 79(9.33) | 38 | 41 |  |  |
 Widowed | 10(1.18) | 5 | 5 |  |  |
Living alone, n(%)e | |||||
 Yes | 40(4.72) | 28 | 12 | 7.12 | 0.005 |
 No | 802(94.69) | 381 | 421 |  |  |
Employment, n(%)f | |||||
 Employed | 435(52.76) | 187 | 248 | 11.06 | 0.001 |
 Unemployed or retired | 400(47.23) | 218 | 182 |  |  |
Health insurance g | |||||
 Yes | 297(35.06) | 137 | 160 | 0.94 | 0.332 |
 No | 542(63.99) | 269 | 273 |  |  |
Admission pattern h | |||||
 Voluntary hospitalization | 179(21.13) | 65 | 114 | 14.23 | 1.62E-4 |
 Involuntary hospitalization | 657(77.57) | 343 | 314 |  |  |
 Age at onset, mean (SD), y | 26.53(9.66) | 27.15(10.34) | 25.94(8.88) | 1.81 | 0.071* |
 Course of schizophrenia, mean (SD), y | 8.20(8.80) | 8.39(8.95) | 8.03(8.01) | 0.58 | 0.566* |
 Number of hospitalizations, mean (SD) | 1.96(3.10) | 1.95(3.09) | 1.97(3.11) | −0.09 | 0.932* |
 CGI score, mean (SD) | 5.38(0.81) | 5.38(0.77) | 5.38(0.84) | 0.12 | 0.908* |
 BARS score, mean (SD) | 5.43(1.19) | 5.20(1.14) | 5.65(1.18) | −5.60 | 2.87E-8 |
Antipsychotics used in the previous week, n(%)i | |||||
 Yes | 350(41.32) | 163 | 187 | 2.99 | 0.084 |
 No | 465(54.90) | 245 | 220 |  |  |
Aggressiveness on baseline (MOAS ≥ 4), n(%) | |||||
 Yes | 600(70.84%) | 273 | 327 | 11.58 | 0.001 |
 No | 247(29.16) | 135 | 95 |  |  |
Severe agitation | |||||
 Yes | 402(47.46%) | 161 | 241 | 22.61 | 1.98E-6 |
 No | 445(52.54%) | 251 | 194 |  |  |